September 2026

WHAT IS A WINDOW SPACER, AND WHY DOES THE EDGE OF THE GLASS MATTER?

  What Is a Window Spacer? When homeowners shop for windows, they focus on: Double vs. triple glazing Low-E Argon Frame colour Almost nobody asks: What’s holding the panes apart? That component is called the spacer. Natural Resources Canada explains that insulating glass units use spacer bars to separate the panes and create sealed cavities.

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STEEL VS. FIBERGLASS ENTRY DOORS: WHICH SHOULD YOU CHOOSE?

Steel vs. Fiberglass Entry Doors: Which Should You Choose? You’re replacing the front door. Now you’re deciding between: Steel and fiberglass. Both can provide excellent exterior-door performance. Natural Resources Canada notes that modern exterior doors may use insulated cores covered with metal or fiberglass shells, and that insulated-core doors can provide greater thermal resistance than

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VENTED VS. SOLID SOFFIT: DOES EVERY SOFFIT PANEL NEED VENTS?

Vented vs. Solid Soffit: Which Does Your Home Need? Look underneath your roof overhang. Some soffit panels have small perforations. Others look completely solid. Is one wrong? No. Envirotech’s current Gentek aluminum soffit line is available in both vented and plain panel configurations. The difference is functional. Vented soffit can provide attic intake airflow. Solid

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WHY AIR SEALING SHOULD COME BEFORE ADDING MORE ATTIC INSULATION

Why Air Sealing Should Come Before Adding More Attic Insulation Your attic insulation looks low. The obvious answer seems simple: Add more. But there is another question to ask first: Where is indoor air escaping? Natural Resources Canada specifically recommends sealing obvious attic air-leakage paths before adding or upgrading attic insulation. Because insulation and air

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How to Coordinate Siding, Soffit, Fascia and Gutter Colours

Exterior renovation decisions can quickly turn into: Grey siding. Black gutters. White soffit. Maybe black windows. Wait—what colour should the fascia be? Every choice may look good individually. That doesn’t mean they’ll work together. When Envirotech approaches a full exterior, the goal should be a cohesive house, not a collection of popular colours. Gentek specifically

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Should You Replace Soffit and Fascia When You Replace Siding?

Your siding is being replaced. Do you need new soffit and fascia too? Not automatically. These components have different jobs and may age at different rates. Your siding protects and finishes the walls. Your soffit finishes the underside of the roof overhang and can help provide attic ventilation. Your fascia runs along the roofline behind

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Can You Replace Siding Without Replacing Your Windows?

You want new siding. Your windows are only five years old. Do they really need to come out too? Usually: No. Siding replacement and window replacement are separate projects. If your existing windows are: Structurally sound Performing properly Correctly installed Free from significant water problems they may remain in place while the siding around them

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U-Factor, ER and SHGC: How to Read a Window Energy Rating

When homeowners compare replacement windows, the conversation often sounds like this: “This one has Low-E.” “This one is triple glazed.” “This one is more energy efficient.” But how do you actually compare them? In Canada, window performance can be evaluated using several standardized metrics. Three of the most important are: U-factor Energy Rating (ER) Solar

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